Pith Number

pith:HVXGOFA6

pith:2008:HVXGOFA6F7HIGKYS7X2FWSIQZA

not attested not anchored not stored refs pending

Rational points on cubic hypersurfaces that split off a form

T.D. Browning

arxiv:0808.0125 v1 · 2008-08-01 · math.NT · math.AG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVXGOFA6F7HIGKYS7X2FWSIQZA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:53:20.152041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d6e67141e2fce832b12fdf45b4910c82208d0f05c7605a7a0c0ae242c84dd39

Aliases

arxiv: 0808.0125 · arxiv_version: 0808.0125v1 · doi: 10.48550/arxiv.0808.0125 · pith_short_12: HVXGOFA6F7HI · pith_short_16: HVXGOFA6F7HIGKYS · pith_short_8: HVXGOFA6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HVXGOFA6F7HIGKYS7X2FWSIQZA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3d6e67141e2fce832b12fdf45b4910c82208d0f05c7605a7a0c0ae242c84dd39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "399dc9723b9833bcbe900eac267899677e1291e0ec41680ca2b79d255b945e3c",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2008-08-01T14:29:49Z",
    "title_canon_sha256": "2fd094a35b68a0d16f8304418b3341b1d76c71ce6c88c36b70dd02a58c84e289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.0125",
    "kind": "arxiv",
    "version": 1
  }
}